Body: People who study "Church and state law" investigate the interactions between religion and state laws.
Kenneth Wald and Allison Calhoun-Brown are a few specialists of "Church and state law".
Some questions in "Church and state law" involve the Establishment Clause, Free Exercise Clause, and the First Amendment of the U.S. Constitution.
People study "Church and state law" in order to understand the church's influence on politics and decision-making.